Can you help by answering this question?

What is the traction system?

10 views
in Electronics communication by
The Ku frequency band used in satellite communication (for uplink and downlink) is: (1) 14 GHz and 11 GHz (2) 30 GHz and 20 GHz (3) 70 GHz and 50 GHz (4) 60 GHz and 45 GHz 

Your answer

Thanks for your contribution. Feel free to answer this question. Please avoid short answer. Your answer is most welcome. Be genuine.

Upload image or document:

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
Are you a robot ? (Y = Yes / N = No)
To avoid this verification in future, please log in or register.

1 Answer

0 votes
by

The Ku frequency band used in satellite communication (for uplink and downlink) is: 14 GHz and 11 GHz 

Related questions

0 answers 21 views

In satellite communication, Ku band (in GHz) refers to  A) 4-8 B) 8-12 C) 12-18 D) 18-27

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
0 answers 33 views

In satellite communication, scrambling is mainly used for -  A) I clock recovery B) encryption C) limiting power spectral density D) bandwidth efficiency

asked Apr 9, 2018 in Electronics communication by Shimroz123
0 answers 25 views

In satellite communication, frequency modulation is used because satellite channel has  a. High modulation index  b. Small bandwidth and negligible noise  c. Large bandwidth and severe noise   d. Maximum bandwidth and minimum noise

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 12 views

Earth coverage dish antenna is used in satellite system. It is characterized by the fact that  (a) It is a narrow beam antenna (b) It is Parabolic antenna (c) it is sharply focused within a small area of the surface of the earth (d) it is a wide angle antenna which covers a large area of the surface of the earth

asked May 15, 2018 in Electronics communication by Shimroz123
0 answers 6 views

 Communication between satellite and ground station is through : (A) Tropospheric scatter (B) Ground wave (C) Sky wave (D) Line of sight propagation

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
0 answers 38 views

What is the meaning of Electronics and Communication Engineering?

asked Mar 10, 2018 in Electronics communication by Quiz
1 answer 14 views

In a PCM system the number of quantization level are 16 and the maximum signal frequency is 4 KHz the transmission bit rate is

asked May 23, 2018 in Electronics communication by Shimroz123
0 answers 29 views

The FM radio broad cast frequency band (in MHz) is  A) 68-98 B) 88 -108 C) 148 – 268 D) None of these 

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 22 views

In a radio transmitter, the frequency of the crystal oscillator will be stable for a long time if the quality factor of the crystal resonator is  (a) > 100 (b) > 500 (c) > 1000 (d) > 20000

asked May 15, 2018 in Electronics communication by Shimroz123
1 answer 19 views

For an antenna to be frequency-independent, it should expand or contract in proportion to the  (a) gain (b) directivity (c) wavelength (d) impedance

asked May 15, 2018 in Electronics communication by Zeeshan
1 answer 21 views

The most common device used for detection in radio receivers is   (A)amplifier (B) triode (C) diode (D) transistor

asked May 17, 2018 in Electronics communication by Shimroz123
0 answers 15 views

 An Ideal power limited communication channel with additive white Gaussian noise is having 4 KHz band width and Signal to Noise ratio of 255. The channel capacity is: a. 8 kilo bits /sec b. 9.63 kilo bits / Sec c. 16 kilo bits / Sec d. 32 kilo bits / Sec

asked Apr 12, 2018 in Electronics Engineering by Shimroz123
1 answer 31 views

Which one of the following statements is correct? Digital modulation techniques are used in satellite communication systems since:  (1) They are easier to handle (2) Large bandwidth utilization is possible (3) They have a higher spectral efficiency (4) They are less prone to interference

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 11 views

Weins bridge is used for measurement of frequency in the applied voltage waveform is measurement of frequency in the applied voltage waveform is   (A)sinusoidal (B) square (C) rectangular (D) triangular

asked May 17, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 12 views

The basic element of radio communication system which generates radio waves is  1. micro phone 2. transmitter 3.transmitting antenna 4. Loudspeaker 

asked May 13, 2018 in Electronics communication by Shimroz123
0 answers 27 views

What is the definition of electronic communication?

asked Mar 10, 2018 in Electronics communication by Quiz
0 answers 24 views

An Ideal power limited communication channel with additive white Gaussian noise with 1 MHz band width and Signal to Noise ratio of 15 is transmitting the information at theoretical maximum rate. If the Signal to Noise ratio is reduced to 7, how much bandwidth is required to maintain same rate: a. 15/7 MHz b.4/3 MHz c. 2 MHz d. None of these

asked Apr 12, 2018 in Electronics Engineering by Shimroz123
1 answer 11 views

In commercial FM broadcasting, the maximum frequency deviation is normally   (A) 5 KHz (B) 15 KHz (C) 75 KHz (D) 200 KHz

asked May 17, 2018 in Electronics communication by Shimroz123
1 answer 9 views

U.H.F. band covers the range of  1. 0-300 KHz 2. 3-30 MHz 3. 300-3000 KHz 4. 300 MHz - 3 GHz

asked May 13, 2018 in Electronics communication by Shimroz123
1 answer 13 views
0 answers 37 views

What are the types of electronic communication?

asked Mar 10, 2018 in Electronics communication by Quiz
0 answers 24 views

Television channel allocation (in MHz) for VHF band III is  A) 47-68 B) 174-230 C) 470-582 D) 606-870

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 18 views

In order to generate electron-hole pairs, the maximum wavelength of radiation for Silicon (Band gap = 1.1 eV) is  (a) 1.88 μm (b) 1.68 μm (c) 1.13 μm (d) 1.54 μm

asked May 15, 2018 in Physics by Shimroz123
1 answer 13 views

Which of the following oscillators is used for generation of high frequency signal ? (a) RC phase shift oscillator (b) Blocking oscillator (c) Wein bridge oscillator (d) L-C oscillator 

asked May 26, 2018 in Electronics Engineering by Shimroz123
0 answers 15 views

Which of the following insulator is used for high frequency applications ? (A) Steatite (B) Forsterite (C) Bakelite (D) Porcelain

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
2 answers 57 views

what is the source of energy for satellite ?

asked Dec 30, 2017 in Electrical Engineering by Quiz
0 answers 12 views

 For identical total transmitted power, the ratio of S/N for wide band FM to S/N of DSB-AM (with ma=1) is : ( Given fm = 15 KHz & frequency. deviation =+/- 75 KHz) a. 112.5 b. 300 c. 75 d. 450

asked Apr 12, 2018 in Electronics Engineering by Shimroz123
1 answer 21 views

The frequency range 30MHz - 300MHz is  (A) medium frequency (B) very high frequency (C) super high frequency (D) Infrared frequency

asked May 17, 2018 in Electronics communication by Shimroz123
1 answer 14 views

A rectangular waveguide is 4.2 cm by 1.85 cm. The cut-off frequency of the dominant mode through this waveguide is  (a) 3.57 GHz (b) 3.75 GHz (c) 3.70 MHz (d) 3.57 MHz

asked May 15, 2018 in Electronics communication by Shimroz123
1 answer 13 views

The frequency range of FM radio is

asked May 14, 2018 in Electronics communication by Shimroz123
0 answers 45 views

The signal is extended from 96KHz to 100KHz, so the minimum sampling frequency required is  (a) 8KHz (b) 200KHz (c) 4KHz (d) 100KHz

asked Apr 9, 2018 in Electronics communication by Shimroz123
1 answer 13 views

For a 2nd order servo system, the damping ratio δ = 0.5456 and undamped natural frequency is ωn = 31.6 rad/sec. The percent overshoot is  (a) 7.07 (b) 10.2 (c) 14.10 (d) 21.21

asked May 15, 2018 in Control System by Shimroz123
1 answer 21 views

Which of the following is an inherent property of an optical signal and cannot be eliminated even in principle? (1) Thermal noise (2) Shot noise (3) Environmental noise (4) Background Noise

asked May 29, 2018 in Electronics communication by Shimroz123
1 answer 17 views

Companders are used in communication systems to:  (1) Compress bandwidth (2) To improve frequency response (3) To improve signal to noise ratio (4) None of these

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 56 views
0 answers 33 views

Which capacitor is used for high frequency?

asked Mar 15, 2018 in Electronics Engineering by Quiz

Welcome to electronics2electrical.com here you can ask questions related to electrical, electronics, mechanical, telecommunication, instrumentation, computer, mathematics, physics etc.
Be respectful to all the members. Do not copy and paste the answers from other websites which have copyright content. While asking question give full details about it.

Categories

Most popular tags

power motor dc circuit transformer voltage current used system phase resistance factor synchronous load ac energy induction electric generator series frequency between speed capacitor use electrical meter line difference control type mosfet transmission magnetic plant high single instrument bjt unit source advantages function diode and machine winding field define torque parallel amplifier supply shunt thyristor motors electricity arduino maximum time relay armature problem value on transformers types coil diagram state flow ratio material three formula starting direction theorem method emf operating efficiency digital wave microprocessor test instruments inductance loss measure operation connected signal low applications effect single-phase network temperature working constant losses different law wattmeter measuring compare controlled breaker drive device logic rc full switch flux wire resistivity disadvantages free of materials machines angle force converter conductor transistor gain open protection scr core measurement number bridge principle generators reactance circuits negative the friction iron loop short pole battery conservation steam resistors hysteresis computer using analog lines secondary station gate a rectifier inverter linear induced relays nuclear capacitance basic characteristics design direct work rotor electronics ammeter forces diesel damping rlc connection factors capacitors minimum insulation moving regulation running self systems air fault range main stability quality starter igbt eddy alternator ideal rl average 3-phase plants arc thermal error fuzzy biasing dielectric pressure balanced superposition errors copper rotation feedback impedance measured electronic electrons charge inductive transfer explain start off back curve over solar is three-phase tariff locomotive peak bias zener engineering commutator surge conductors rating universal potentiometer density permanent mechanical transducer capacity memory adc excitation two fuse pure harmonics application semiconductor inductor internal pmmc reaction welding resonance traction permeability breakers rms designed electromagnetic si generation brushes switching capacitive shaded rate 1 distribution resistor methods delta star oscillator reluctance simplification algebra 8085 boolean weston dynamometer insulating strength installation definition fuel heating earth units

8,514 questions

7,113 answers

135 comments

3,090 users

...